Michael L.
1/18/2019
Hands down the best plumbing supply house around. From customer service, to the product knowledge, Winnelson and staff are the best. Our sales rep Ray Zamorano has displayed top notch customer...
Riverside Winnelson
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22075 Commerce Way
Grand Terrace, CA 92313
Riverside Winnelson is a full-service wholesaler specializing in plumbing, HVAC and waterworks. We carry a large inventory of high-quality products and serve a variety of customers, from general contractors to specialized technicians...
Also at this address
Reviews
4.57 reviews
Danny K.
12/19/2019
If you need plumbing parts or any other parts or tools you need, go see anyone of the staff at this store and you'll walk out with everything you need, if not, they'll delivery for you as...
Ryan H.
1/18/2019
Ray is always on top of our plumbing needs. Great people and great service. We have and will continue to trust Riverside Winnelson with all of our plumbing part needs.
Phillip B.
3/28/2019
Place is great! Every time I come in staff is friendly and very helpful. Plus they have freeeeee sodas and coffee all day.
Gary H.
1/16/2019
Was replacing a cartridge valve on an old Mixet shower. Got one from Lowe's that didn't fit properly and leaked. Went to Winnelson and got a high quality, all brass model that was 10x better and...
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